The Mating Ritual of the Blue- Footed Boobies in the Galapagos

The mating ritual of the blue- footed boobies in the Galapagos Islands includes a complex dance. The birds will not mate with other birds that do not know the dance. This is an example of________ .

A) behavioral isolation
B) mechanical isolation
C) reproductive isolation
D) geographic isolation
E) structural isolation